The Downtown Middleton Business Association will deck the City Hall on Sunday in a public celebration to include illuminating the hall’s Christmas tree, warm drinks and an appearance from Santa Claus.

The festive gathering at Middleton City Hall begins at 4:30 p.m. with the tree-lighting ceremony followed by carol-singing until 5 p.m. Hot chocolate, coffee and treats will also be offered and merrymakers will have the chance to visit with Santa from 5 p.m.-6:30 p.m.